HP 55A Black Toner Cartridge 6,000 Pages Original Single-pack HP 55 LaserJet Toner Cartridges provide trouble-free printing and consistent results, page after page. Office printing runs smoothly with the Original HP toner cartridge using Original HP toner. And you can rely on the environmental leadership of HP. Increase efficiency with Original HP LaserJet toner cartridges. Enhanced HP toner fuses quickly to documents for fast printing with outstanding quality. Get quick and easy installation – and exceptional value for frequent printing. Rely on the environmental leadership of HP. Original HP LaserJet toner cartridges with enhanced toner can help you save energy and are designed with the environment in mind. Recycle Original HP cartridges responsibly, using HP Planet Partners. With Original HP cartridges and uniquely formulated HP toner, get consistent print quality throughout the life of the cartridge. When 70% of the printing process relies on the cartridge, choose the one designed specifically for the printer. Specifications: Color of printing supplies: Black Print technology: Laser Page yield black and white: 6,000 pages Approximate average yield based on ISO/IEC 19752. Actual yield varies considerably based on content of printed pages and other factors. Operating temperature range: 10 to 32.5°C Storage temperature range: -20 to 40°C Non-Operating Humidity Range: 10 to 80% RH Minimum dimensions W x D x H: 395 x 160 x 261mm Weight: 1.25 kg UPC number: 884420133698 Package dimensions W x D x H: 395 x 160 x 261mm Package weight: 1.82kg